KR20220132360A - Electronic device for transmitting a data via a ultra wide band communication and method for the same - Google Patents

Abstract

The present invention provides an electronic device and an operating method thereof, which can relatively reduce power consumption. According to various embodiments of the present invention, the electronic device comprises: a first communication circuit performing data transmission or reception via first communication using an ultra-wideband (UWB); a second communication circuit performing data transmission or reception via second communication different from the first communication; and a processor. The processor can be configured to receive an advertising message requesting location measurement of the electronic device through the second communication circuit from a first external electronic device and a second external electronic device, activate the first communication circuit in response to the advertizing message satisfying a designated condition, receive a first polling message for location measurement of the electronic device from the first external electronic device, check whether a second polling message for location measurement of the electronic device is received from the second external electronic device during a designated time from the reception time of the first polling message, and broadcast a first replay message including information for measurement of the distance between the electronic device and the first external electronic device and information for measurement of the distance between the electronic device and the second external electronic device in response to reception of the second polling message. Various other embodiments are also possible.

Description

ELECTRONIC DEVICE FOR TRANSMITTING A DATA VIA A ULTRA WIDE BAND COMMUNICATION AND METHOD FOR THE SAME

Various embodiments of the present disclosure relate to an electronic device and a method of operating the electronic device, for example, to a technology for determining a location of an electronic device through a UWB communication method.

Various electronic devices, such as a smart phone, a tablet PC, a portable multimedia player (PMP), a personal digital assistant (PDA), a laptop personal computer, and/or a wearable device, are is being disseminated.

Techniques using electronic devices supporting ultra wideband (UWB) are being studied. For example, an operation of measuring the location of electronic devices through UWB communication between electronic devices and a technology for providing various services (eg, authentication service) through the measured location are being studied. Ultra-wideband communication may use a larger bandwidth than other communication methods, and location measurement using ultra-wideband communication may have a small error compared to location measurement using GPS.

Position measurement of the electronic device may be performed by the external electronic device. The electronic device may receive the polling message transmitted from the external electronic device and transmit a response message including information for measuring the location of the electronic device. The information for measuring the location of the electronic device included in the response message may include a difference between a reception time of a polling message and a transmission time of a response message.

When the number of external electronic devices measuring the location of the electronic device increases, the number of response messages transmitted to the external electronic device may increase. As the response message increases, power consumed in transmitting the response message may increase. Furthermore, when the number of response messages to be transmitted increases, interference of a signal including each of the response messages may increase, so that the quality of a signal of the response message may be deteriorated.

An electronic device and a method of operating an electronic device according to various embodiments of the present disclosure include transmitting a response message including information for location measurement between each of external electronic devices and the electronic device based on a reception time of a polling message. , it is possible to relatively reduce power consumption.

An electronic device according to various embodiments of the present disclosure includes: a first communication circuit configured to transmit or receive data through first communication using an ultra wide band (UWB) band; a second communication circuit for performing data transmission or reception via a second communication different from the first communication; and a processor, wherein the processor receives an advertising message requesting to measure the location of the electronic device through the second communication circuit from a first external electronic device and a second external electronic device, and Activating the first communication circuit, receiving a first polling message for measuring the location of the electronic device from the first external electronic device, and receiving the first polling message in response to the message message satisfying a specified condition It is checked whether a second polling message for measuring the location of the electronic device is received from the second external electronic device for a specified time from time, and in response to the reception of the second polling message, the electronic device and the second polling message It may be configured to broadcast a first response message including information for measuring a distance between one external electronic device and information for measuring a distance between the electronic device and the second external electronic device.

An electronic device according to various embodiments of the present disclosure includes: a first communication circuit configured to transmit or receive data through first communication using an ultra wide band (UWB) band; a second communication circuit for performing data transmission or reception via a second communication different from the first communication; and a processor, wherein the processor broadcasts an advertising message requesting location measurement of an external electronic device through the second communication, and receives a response corresponding to the advertising message from the external electronic device In response to receiving the message, the first communication circuit is activated, the first communication circuit is controlled to transmit a polling message for measuring the position of the external electronic device, and the response message received through the second communication circuit check the relative position between the external electronic device and the electronic device based on It may be configured to transmit a polling message including a request message to

A method of operating an electronic device according to various embodiments of the present disclosure may include: receiving an advertising message requesting to measure a location of the electronic device from a first external electronic device and a second external electronic device; activating a first communication circuit for performing first communication in response to the advertising message satisfying a specified condition; receiving a first polling message for measuring the location of the electronic device from the first external electronic device; checking whether a second polling message for measuring the location of the electronic device is received from the second external electronic device during a specified time from the reception time of the first polling message; and information for measuring a distance between the electronic device and the first external electronic device and information for measuring a distance between the electronic device and the second external electronic device in response to the reception of the second polling message. It may include an operation of broadcasting the first response message including the

According to various embodiments of the present disclosure, an electronic device and a method of operating an electronic device include receiving a polling message from a first external electronic device and then receiving a polling message from another external electronic device (eg, a second external electronic device) for a specified time period. You can check whether you have received In response to receiving a polling message from another external electronic device within a specified time, the electronic device may transmit one response message to external electronic devices that have transmitted the received polling message. Accordingly, the electronic device and the method of operating the electronic device may reduce power consumed in transmission of a response message.

1 is a block diagram of an electronic device according to various embodiments of the present disclosure;
2A is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure;
2B is a diagram illustrating an embodiment in which a first external electronic device, a second external electronic device, and/or a third external electronic device determines a location of an electronic device, according to various embodiments of the present disclosure;
3 is a block diagram of an electronic device according to various embodiments of the present disclosure;
4 is a diagram illustrating an embodiment in which an electronic device activates first communication to measure a location of the electronic device according to various embodiments of the present disclosure;
5 is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure;
6 is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure;
7 is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure.
8A is a block diagram of an external electronic device according to various embodiments of the present disclosure;
8B, 8C, and 8D show an electronic device 200 using information collected by an external electronic device through a sensor module (eg, the sensor module 807 of FIG. 8A ) according to various embodiments of the present disclosure. It is a diagram showing an embodiment of confirming the location of.
9 is an operation flowchart illustrating a method of operating an electronic device according to various embodiments of the present disclosure.
10 is an operation flowchart illustrating a method of operating an external electronic device according to various embodiments of the present disclosure.

1 is a block diagram of an electronic device 101 in a network environment 100, according to various embodiments. Referring to FIG. 1 , in a network environment 100 , an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or a second network 199 . It may communicate with at least one of the electronic device 104 and the server 108 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 . According to an embodiment, the electronic device 101 includes a processor 120 , a memory 130 , an input module 150 , a sound output module 155 , a display module 160 , an audio module 170 , and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or an antenna module 197 . In some embodiments, at least one of these components (eg, the connection terminal 178 ) may be omitted or one or more other components may be added to the electronic device 101 . In some embodiments, some of these components (eg, sensor module 176 , camera module 180 , or antenna module 197 ) are integrated into one component (eg, display module 160 ). can be

The processor 120, for example, executes software (eg, a program 140) to execute at least one other component (eg, a hardware or software component) of the electronic device 101 connected to the processor 120. It can control and perform various data processing or operations. According to one embodiment, as at least part of data processing or operation, the processor 120 converts commands or data received from other components (eg, the sensor module 176 or the communication module 190 ) to the volatile memory 132 . may be stored in , process commands or data stored in the volatile memory 132 , and store the result data in the non-volatile memory 134 . According to an embodiment, the processor 120 is the main processor 121 (eg, a central processing unit or an application processor) or a secondary processor 123 (eg, a graphic processing unit, a neural network processing unit (eg, a graphic processing unit, a neural network processing unit) a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor). For example, when the electronic device 101 includes the main processor 121 and the sub-processor 123 , the sub-processor 123 uses less power than the main processor 121 or is set to be specialized for a specified function. can The auxiliary processor 123 may be implemented separately from or as a part of the main processor 121 .

The secondary processor 123 may, for example, act on behalf of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or when the main processor 121 is active (eg, executing an application). ), together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display module 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states. According to an embodiment, the coprocessor 123 (eg, an image signal processor or a communication processor) may be implemented as part of another functionally related component (eg, the camera module 180 or the communication module 190 ). have. According to an embodiment, the auxiliary processor 123 (eg, a neural network processing device) may include a hardware structure specialized for processing an artificial intelligence model. Artificial intelligence models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself on which the artificial intelligence model is performed, or may be performed through a separate server (eg, the server 108). The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but in the above example not limited The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the above example. The artificial intelligence model may include, in addition to, or alternatively, a software structure in addition to the hardware structure.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176 ) of the electronic device 101 . The data may include, for example, input data or output data for software (eg, the program 140 ) and instructions related thereto. The memory 130 may include a volatile memory 132 or a non-volatile memory 134 .

The program 140 may be stored as software in the memory 130 , and may include, for example, an operating system 142 , middleware 144 , or an application 146 .

The input module 150 may receive a command or data to be used by a component (eg, the processor 120 ) of the electronic device 101 from the outside (eg, a user) of the electronic device 101 . The input module 150 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The sound output module 155 may output a sound signal to the outside of the electronic device 101 . The sound output module 155 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback. The receiver can be used to receive incoming calls. According to one embodiment, the receiver may be implemented separately from or as part of the speaker.

The display module 160 may visually provide information to the outside (eg, a user) of the electronic device 101 . The display module 160 may include, for example, a control circuit for controlling a display, a hologram device, or a projector and a corresponding device. According to an embodiment, the display module 160 may include a touch sensor configured to sense a touch or a pressure sensor configured to measure the intensity of a force generated by the touch.

The audio module 170 may convert a sound into an electric signal or, conversely, convert an electric signal into a sound. According to an embodiment, the audio module 170 acquires a sound through the input module 150 , or an external electronic device (eg, a sound output module 155 ) connected directly or wirelessly with the electronic device 101 . The electronic device 102) (eg, a speaker or headphones) may output a sound.

The sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the sensed state. can do. According to an embodiment, the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.

The interface 177 may support one or more specified protocols that may be used by the electronic device 101 to directly or wirelessly connect with an external electronic device (eg, the electronic device 102 ). According to an embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102 ). According to an embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that the user can perceive through tactile or kinesthetic sense. According to an embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 may capture still images and moving images. According to an embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 may manage power supplied to the electronic device 101 . According to an embodiment, the power management module 188 may be implemented as, for example, at least a part of a power management integrated circuit (PMIC).

The battery 189 may supply power to at least one component of the electronic device 101 . According to one embodiment, battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). It can support establishment and communication performance through the established communication channel. The communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to one embodiment, the communication module 190 is a wireless communication module 192 (eg, a cellular communication module, a short-range communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, : It may include a local area network (LAN) communication module, or a power line communication module). A corresponding communication module among these communication modules is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, legacy It may communicate with the external electronic device 104 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (eg, a telecommunication network such as a LAN or a WAN). These various types of communication modules may be integrated into one component (eg, a single chip) or may be implemented as a plurality of components (eg, multiple chips) separate from each other. The wireless communication module 192 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199 . The electronic device 101 may be identified or authenticated.

The wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, a new radio access technology (NR). NR access technology includes high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency) -latency communications)). The wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example. The wireless communication module 192 uses various techniques for securing performance in a high-frequency band, for example, beamforming, massive multiple-input and multiple-output (MIMO), all-dimensional multiplexing. It may support technologies such as full dimensional MIMO (FD-MIMO), an array antenna, analog beam-forming, or a large scale antenna. The wireless communication module 192 may support various requirements defined in the electronic device 101 , an external electronic device (eg, the electronic device 104 ), or a network system (eg, the second network 199 ). According to an embodiment, the wireless communication module 192 may include a peak data rate (eg, 20 Gbps or more) for realizing eMBB, loss coverage (eg, 164 dB or less) for realizing mMTC, or U-plane latency for realizing URLLC ( Example: Downlink (DL) and uplink (UL) each 0.5 ms or less, or round trip 1 ms or less) can be supported.

The antenna module 197 may transmit or receive a signal or power to the outside (eg, an external electronic device). According to an embodiment, the antenna module 197 may include an antenna including a conductor formed on a substrate (eg, a PCB) or a radiator formed of a conductive pattern. According to an embodiment, the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is connected from the plurality of antennas by, for example, the communication module 190 . can be selected. A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) other than the radiator may be additionally formed as a part of the antenna module 197 .

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, the mmWave antenna module comprises a printed circuit board, an RFIC disposed on or adjacent to a first side (eg, bottom side) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, an array antenna) disposed on or adjacent to a second side (eg, top or side) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and a signal ( e.g. commands or data) can be exchanged with each other.

According to an embodiment, the command or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 . Each of the external electronic devices 102 or 104 may be the same as or different from the electronic device 101 . According to an embodiment, all or a part of operations executed in the electronic device 101 may be executed in one or more external electronic devices 102 , 104 , or 108 . For example, when the electronic device 101 needs to perform a function or service automatically or in response to a request from a user or other device, the electronic device 101 may perform the function or service itself instead of executing the function or service itself. Alternatively or additionally, one or more external electronic devices may be requested to perform at least a part of the function or the service. One or more external electronic devices that have received the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit a result of the execution to the electronic device 101 . The electronic device 101 may process the result as it is or additionally and provide it as at least a part of a response to the request. For this purpose, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used. The electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. In another embodiment, the external electronic device 104 may include an Internet of things (IoT) device. The server 108 may be an intelligent server using machine learning and/or neural networks. According to an embodiment, the external electronic device 104 or the server 108 may be included in the second network 199 . The electronic device 101 may be applied to an intelligent service (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.

2A is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure;

2A illustrates an external electronic device (eg, the electronic device 104 of FIG. 1 ), an electronic device (eg, the electronic device 101 of FIG. 1 ) 200 , and an external electronic device, according to various embodiments of the present disclosure; An embodiment in which the location of the electronic device 200 is determined based on messages exchanged between 104 is illustrated.

According to various embodiments of the present disclosure, the electronic device 200 and the external electronic device 104 may support various communication methods. According to an embodiment, the electronic device 200 and the external electronic device 104 may exchange data through the first communication. The first communication may include, for example, ultra wideband (hereinafter, UWB communication). UWB may refer to various communication methods for transmitting information using a wider frequency band than other communication methods (eg, a frequency band from 3.1 GHz to 10 GHz).

According to various embodiments of the present disclosure, the electronic device 200 and the external electronic device 104 may exchange data through a second communication different from the first communication. The second communication may be various communication methods supporting device-to-device (D2D) communication. For example, the second communication may be a short-range wireless communication method (eg, Bluetooth, BLE, or Wi-Fi).

According to various embodiments of the present disclosure, in operation 201 , the external electronic device 104 may transmit (or broadcast) an advertising message through the second communication. The advertising message includes, for example, information required to perform data exchange through the first communication (eg, information indicating whether the external electronic device 104 supports the first communication, the external electronic device 104 ) ) may include information indicating whether the first communication is activated, identification information of the external electronic device 104).

According to various embodiments of the present disclosure, the external electronic device 104 may transmit an advertising message in response to the information collected by the external electronic device 104 satisfying a specified condition. According to an embodiment, when the external electronic device 104 is a transportation means, the external electronic device 104 displays the collected information based on information and/or driving information collected through various sensors (eg, cameras). When a specified condition is satisfied, an advertising message may be transmitted.

According to various embodiments of the present disclosure, the electronic device 200 receives the advertising message transmitted by the external electronic device 104 , and in operation 203 , a response message to the advertising message (eg: BLE SCAN response message) may be transmitted to the external electronic device 104 .

According to various embodiments of the present disclosure, in response to the advertising message satisfying a specified condition, the electronic device 200 may transmit a response message to the external electronic device 104 through the second communication. The electronic device 200 responds to that a signal quality (eg, RSRP and/or RSSI) including an advertising message satisfies a specified condition (eg, a condition in which signal quality is equal to or greater than a specified value), a response message may be transmitted to the external electronic device 104 . The response message includes information required to perform data exchange through the first communication (eg, information indicating whether the electronic device 200 supports the first communication, whether the electronic device 200 has activated the first communication) information indicating whether or not, identification information of the electronic device 200).

According to various embodiments of the present disclosure, the external electronic device 104 may activate the first communication in response to receiving the response message. The external electronic device 104 may transmit various messages through the first communication. While transmitting and receiving, ranging (eg, two-way ranging) for determining the location of the electronic device 200 may be performed.

According to various embodiments of the present disclosure, the external electronic device 104 may transmit a polling message to the electronic device 200 in operation 205 . The polling message may be a message indicating the start of ranging. The external electronic device 104 may store time information T ₁ at which the polling message is transmitted while transmitting the polling message.

According to various embodiments of the present disclosure, in operation 207 , the electronic device 200 may transmit a response message according to the reception of the polling message to the external electronic device 104 . The response message may include information for measuring a distance between the electronic device 200 and the external electronic device 104 . According to an embodiment, the response message is a difference value (eg, T ₃ ) between time (eg, T ₂ ) information at which the electronic device 200 receives the polling message and/or the time (eg, T 3 ) at which the response message is transmitted. reply time). According to another embodiment, the response message may include time information at which the electronic device 200 receives the polling message and/or time information at which the response message is transmitted.

According to various embodiments of the present disclosure, the external electronic device 200 may determine a location of the electronic device 200 in operation 209 . The external electronic device 200 determines the location of the electronic device 200 based on a time at which the response message is received (eg, T4), a time at which the polling message is transmitted (eg, T1), and a reply time included in the response message. can decide The external electronic device 104 may determine the location of the electronic device 200 using Equation 1 below.

2B is a diagram illustrating an embodiment in which a first external electronic device, a second external electronic device, and/or a third external electronic device determines a location of an electronic device, according to various embodiments of the present disclosure;

According to various embodiments of the present disclosure, the electronic device 200 includes a plurality of external electronic devices (eg, a first external electronic device 104-a, a second external electronic device 104-b, and/or a third A message (eg, a response message) including information for measuring the location of the electronic device 200 may be transmitted to the external electronic device 104-c).

According to various embodiments of the present disclosure, in operation 211 , the first external electronic device 104-a may transmit a polling message to the electronic device 200 . The polling message may be a message indicating the start of ranging. While transmitting the polling message, the first external electronic device 104-a may store information about a time when the polling message is transmitted.

According to various embodiments of the present disclosure, in operation 212 , the electronic device 200 may transmit a response message according to the reception of the polling message to the first external electronic device 104-a. The response message may include information for measuring a distance between the electronic device 200 and the first external electronic device 104-a. According to an embodiment, the response message is a difference value (eg, T ₃ ) between time (eg, T ₂ ) information at which the electronic device 200 receives the polling message and/or the time (eg, T 3 ) at which the response message is transmitted. reply time).

According to various embodiments of the present disclosure, in operation 213 , the second external electronic device 104-b may transmit a polling message to the electronic device 200 . The polling message may be a message indicating the start of ranging. While transmitting the polling message, the second external electronic device 104-b may store information about the time when the polling message is transmitted.

According to various embodiments of the present disclosure, in operation 214 , the electronic device 200 may transmit a response message according to the reception of the polling message to the second external electronic device 104-b. The response message may include information for measuring a distance between the electronic device 200 and the second external electronic device 104-b. According to an embodiment, the response message may include a difference value (eg, reply time) between time information at which the electronic device 200 receives a polling message and/or a time at which the response message is transmitted.

According to various embodiments of the present disclosure, in operation 215 , the third external electronic device 104-c may transmit a polling message to the electronic device 200 . The polling message may be a message indicating the start of ranging. While transmitting the polling message, the third external electronic device 104-c may store information about a time when the polling message is transmitted.

According to various embodiments of the present disclosure, in operation 216 , the electronic device 200 may transmit a response message according to the reception of the polling message to the third external electronic device 104-c. The response message may include information for measuring a distance between the electronic device 200 and the third external electronic device 104-c. According to an embodiment, the response message may include a difference value (eg, reply time) between a time at which the electronic device 200 receives a polling message and/or a time at which the response message is transmitted.

Referring to the embodiment illustrated in FIG. 2B , the electronic device 200 may transmit a response message to all external electronic devices that transmit a polling message. When the number of external electronic devices increases, the electronic device 200 needs to transmit more response messages. In this case, the electronic device 200 may increase power consumption according to the transmission of the response message.

Hereinafter, the electronic device 200 capable of reducing power consumption according to transmission of a response message will be described.

3 is a block diagram of an electronic device according to various embodiments of the present disclosure;

The electronic device (eg, the electronic device 200 of FIG. 2 ) according to various embodiments of the present disclosure includes a processor 301 (eg, the processor 120 of FIG. 1 ), a first communication circuit 303 (eg: The communication module 190 of FIG. 1 ) and/or the second communication circuit 305 (eg, the communication module 190 of FIG. 1 ) may be included.

According to various embodiments of the present disclosure, the first communication circuit 303 is electrically connected to the processor 301 , and transmits a signal through the first communication received through an antenna (not shown) to the processor 301 . can The first communication circuit 303 is electrically connected to the antenna, and may transmit a signal including data to be transmitted through the first communication to the antenna. The first communication may include, for example, ultra wideband (hereinafter, UWB communication). UWB may refer to various communication methods for transmitting information using a wider frequency band than other communication methods (eg, a frequency band from 3.1 GHz to 10 GHz).

According to various embodiments of the present disclosure, the second communication circuit 305 may be electrically connected to the processor 301 , receive a signal through the second communication, and transmit the signal to the processor 301 . The second communication circuit 303 is electrically connected to the antenna and may transmit a signal including data to be transmitted through the second communication to the antenna. The second communication may be various communication methods supporting device-to-device (D2D) communication. For example, the second communication may be a short-range wireless communication method (eg, Bluetooth, BLE, or Wi-Fi).

According to various embodiments of the present disclosure, the processor 301 includes at least one of a communication processor (eg, the auxiliary processor 123 of FIG. 1 ) or an application processor (eg, the main processor 121 of FIG. 1 ). can do The processor 301 is an external electronic device that determines a location of the electronic device 200 (eg, the first external electronic device 104-a, the second external electronic device 104-b of FIG. 2B ), and/or a third The first communication circuit 303 may be controlled to transmit or receive data through first communication with the external electronic device 104-c).

According to various embodiments of the present disclosure, the processor 301 may receive an advertising message transmitted from the first external electronic device 104-a. The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the first external electronic device 104-a supports the first communication, the first external electronic device) information indicating whether the 104-a has activated the first communication, or identification information of the first external electronic device 104-a).

According to various embodiments of the present disclosure, the advertising message may be transmitted to the electronic device 200 through first communication or another communication method (out of band, OOB) (eg, second communication). According to an embodiment, the advertising message may be received through the second communication, and the processor 301 may receive the advertising message received by the second communication circuit 305 .

According to various embodiments of the present disclosure, the processor 301 may receive an advertising message from the second external electronic device 104-b. The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the second external electronic device 104-b supports the first communication, the second external electronic device) information indicating whether the 104-b has activated the first communication, or identification information of the second external electronic device 104-b).

According to various embodiments of the present disclosure, the processor 301 may receive the advertising message and activate the first communication circuit 303 in response to the advertising message satisfying a specified condition. . The processor 301, in response to the quality of the signal including the advertising message (eg, RSRP and / or RSSI) satisfies a specified condition (eg, a condition in which the quality of the signal is greater than or equal to a specified value), the first communication Circuit 303 may be activated.

According to various embodiments of the present disclosure, the processor 301 activates the first communication circuit 303 and transmits a response message to the first external electronic device 104-a through the second communication through the second communication. The circuit 305 may be controlled.

According to various embodiments of the present disclosure, the response message includes information required to perform data exchange through the first communication (eg, information indicating whether the electronic device 200 supports the first communication, or the electronic device ( 200) may include information indicating whether the first communication has been activated, identification information of the electronic device 200).

According to various embodiments of the present disclosure, the processor 301 may establish a connection through first communication with the first external electronic device 104-a and/or the second external electronic device 104-b. The processor 301 may exchange UWB parameters for UWB communication connection with the first external electronic device 104-a and/or the second external electronic device 104-b during the establishment operation. The UWB parameter may be included in a response message transmitted through the second communication circuit 305 or may be included in a control message transmitted through the first communication. According to an embodiment, the UWB parameter may be included in an advertising message or a response message to the advertising message (BLE scan response message). The UWB parameter included in the advertising message indicates whether the first external electronic device 104-a and/or the second external electronic device 104-b supports the first communication (eg, UWB). information, information indicating whether to activate the first communication, information on a channel for performing the first communication, and a media access control (MAC) address for the first communication may include at least one or more of information. The UWB parameter included in the response message includes information indicating whether the electronic device 200 supports the first communication (eg, UWB), information indicating whether to activate the first communication, and information for performing the first communication. It may include at least one or more of information about a channel and a media access control (MAC) address for the first communication.

According to various embodiments of the present disclosure, in the processor 301 , the first external electronic device 104-a and the electronic device 200 are connected through first communication, and the second external electronic device 104-b The first communication circuit 303 may be controlled so that the electronic device 200 and the electronic device 200 are connected through the first communication.

According to various embodiments of the present disclosure, the first external electronic device 104-a and/or the second external electronic device 104-b transmits and receives various messages through the first communication, while receiving the electronic device ( 200) may each perform ranging (eg, two-way ranging) for determining the location.

According to various embodiments of the present disclosure, the processor 301 may receive a first polling message from the first external electronic device 104-a. The first polling message may be a message indicating the start of ranging. While transmitting the first polling message, the first external electronic device 104-a may store information about a time when the first polling message is transmitted. According to an embodiment, the first polling message may include information about a time when the first polling message was transmitted.

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the processor 301 activates the reception function of the first communication circuit 301 for a specified time. can keep The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. For example, the designated time may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time may be 50 ms, which is half of the ranging period (eg, 100 ms).

According to various embodiments of the present disclosure, the processor 301 may check whether a second polling message is received from the second external electronic device 104-b for a specified time period. The second polling message may be a message indicating the start of ranging. While transmitting the second polling message, the second external electronic device 104-b may store information about a time when the second polling message is transmitted.

After receiving the first polling message, the processor 301 responds to receiving the second polling message within a specified time (eg, 67ms), the electronic device 200 and the first external electronic device 104-a The first including information (eg, reply time) for measuring the distance between the electronic device 200 and information (eg, reply time) for measuring the distance between the electronic device 200 and the second external electronic device 104-b The response message may be broadcast (or multicast) through the first communication circuit 303 .

According to an embodiment, the first response message includes a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the first response message and/or Alternatively, it may include a difference (eg, reply time) between a reception time of the second polling message transmitted by the second external electronic device 104-b and a transmission time of the first response message. The first response message may be implemented as shown in Table 1 below.

parameter size (bits) Explanation Vender OUI 24 Manufacturer identification information of the electronic device 200 UWB Message ID 4 Identification information of the first response message Reply time list 48 * N Data N that the external electronic device can use to determine the location of the electronic device 200: The number of external electronic devices that can receive the first response message

According to various embodiments of the present invention, the Reply time list included in the first response message may be implemented as shown in Table 2 below.

parameter size (bits) Explanation Address 16 Address information of external electronic devices 104-a and 104-b Reply time 32 The difference between the reception time of the first polling message (or the second polling message) and the transmission time of the first response message

According to various embodiments of the present disclosure, the processor 301 does not transmit a second response message corresponding to the first polling message and a third response message corresponding to the second polling message, respectively, but one first response message By sending , it is possible to reduce the number of times the response message is transmitted. Through the above method, the electronic device 200 may reduce power consumption according to the transmission of the response message.

According to various embodiments of the present disclosure, after receiving the first polling message, the processor 301 responds to receiving the second polling message within a specified time, the electronic device 200 and the first external electronic device ( 104-a) information (eg, reply time) for measuring the distance between the electronic device 200 and information (eg, reply time) for measuring the distance between the electronic device 200 and the second external electronic device 104-b It is possible to broadcast (or multicast) the first response message including

According to various embodiments of the present disclosure, the first external electronic device 104-a receives the first response message and sends it to the first external electronic device 104-a included in the reply time list in the first response message. The relative position of the electronic device 200 with respect to the first external electronic device 104-a may be determined based on the corresponding reply time and the transmission time of the first polling message.

According to various embodiments of the present disclosure, the second external electronic device 104-b receives the first response message and sends it to the second external electronic device 104-b included in the reply time list in the first response message. The relative position of the electronic device 200 with respect to the second external electronic device 104-b may be determined based on the corresponding reply time and the transmission time of the second polling message.

According to various embodiments of the present disclosure, after receiving the first polling message, the processor 301 responds to not receiving the second polling message within a specified time, the electronic device 200 and the first external electronic device A second response message including information (eg, reply time) for measuring a distance between the devices 104-a may be transmitted to the first external electronic device 104-a. The second response message may include a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the second response message.

According to various embodiments of the present disclosure, the processor 301 may maintain the reception function of the first communication circuit 303 in an activated state until the second polling message is received. In response to receiving the second polling message after a specified time, the processor 301 receives information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b. A third response message including , may be transmitted to the second external electronic device 104-b. The third response message may include a difference (eg, reply time) between a reception time of the second polling message transmitted by the second external electronic device 104-b and a transmission time of the third response message.

According to various embodiments of the present disclosure, the processor 301 may temporarily deactivate the reception function of the first communication circuit 303 after transmitting the first response message. The processor 301 may activate the reception function of the first communication circuit 303 based on the earlier of the reception time of the first polling message and the reception time of the second polling message. For example, the processor 301 may activate the reception function of the first communication circuit 303 at a time obtained by adding a reception time of the first polling message and a ranging period. The processor 301 may activate the reception function of the first communication circuit 303 every ranging period and wait for reception of the first polling message and the second polling message.

According to various embodiments of the present disclosure, the first polling message may include a time at which the first polling message is transmitted, and the second polling message may include a time at which the second polling message is transmitted. The processor 301 may control the reception function of the first communication circuit 301 based on the transmission time of the first polling message and the transmission time of the second polling message. According to an embodiment, the processor 301 may activate the reception function of the first communication circuit 303 based on the earlier of the transmission time of the first polling message and the transmission time of the second polling message. For example, the processor 301 may activate the reception function of the first communication circuit 303 at a time obtained by adding a transmission time and a ranging period of the first polling message. The processor 301 may activate the reception function of the first communication circuit 303 every ranging period and wait for reception of the first polling message and the second polling message.

According to various embodiments of the present disclosure, the processor 301 performs a ranging operation with the first external electronic device 104-a and/or the second external electronic device 104-b while performing a ranging operation with the third external electronic device 104-b. An advertising message for measuring the location of the electronic device 200 may be received from the electronic device 104-c. The processor 301 is configured to connect the third external electronic device 104-c to the electronic device 200 through the first communication in response to the advertising message satisfying the specified condition, the first communication circuit 303 . ) can be controlled.

According to various embodiments of the present disclosure, the first external electronic device 104-a, the second external electronic device 104-b, and/or the third external electronic device 104-c communicate with each other through the first communication. While transmitting and receiving the message, ranging (eg, two-way ranging) for determining the location of the electronic device 200 may be performed respectively.

According to various embodiments of the present disclosure, the processor 301 may receive a third polling message from the third external electronic device 104-c. The third polling message may be a message indicating the start of ranging. While transmitting the third polling message, the third external electronic device 104-c may store information about the time when the third polling message is transmitted.

According to various embodiments of the present disclosure, in response to receiving the advertising message for the first time from the third external electronic device 104-c, the processor 301 performs a third polling message until receiving the third polling message. 1 The reception function of the communication circuit 301 can be maintained.

According to various embodiments of the present disclosure, the processor 301 receives response messages to be transmitted to the first external electronic device 104-a and the second external electronic device 104-c until the third polling message is received. transmission may be temporarily suspended.

According to various embodiments of the present disclosure, in response to receiving the third polling message, the processor 301 provides information ( (eg, reply time), information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b and/or the electronic device 200 and the third external electronic device A first response message including information (eg, reply time) for measuring the distance between the 104-c may be broadcast (or multicast).

According to an embodiment, the first response message includes a difference between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the first response message (eg, reply time), the second 2 The difference (eg, reply time) between the reception time of the second polling message and the transmission time of the first response message transmitted by the external electronic device 104-b and/or the transmission time of the third external electronic device 104-c It may include a difference (eg, reply time) between the reception time of one third polling message and the transmission time of the first response message.

According to various embodiments of the present disclosure, the processor 301 may check whether a third polling message is received within a specified time after receiving the first polling message and/or the second polling message.

In response to receiving the third polling message within a specified time, the processor 301 provides information for measuring a distance between the electronic device 200 and the first external electronic device 104-a (eg, reply time); Information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b and/or between the electronic device 200 and the third external electronic device 104-c It is possible to broadcast (or multicast) a first response message including information (eg, reply time) for measuring the distance of .

In response to not receiving the third polling message within a specified time, the processor 301 receives information (eg, reply time) for measuring a distance between the electronic device 200 and the first external electronic device 104-a. ), a first response message including information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b may be broadcast (or multicast) have.

According to various embodiments of the present disclosure, the processor 301 measures the distance between the electronic device 200 and the third external electronic device 104-c in response to receiving the third polling message after a specified time. A fourth response message including information (eg, reply time) for this purpose may be transmitted to the third external electronic device 104-c.

Through the above embodiment, the electronic device 200 may transmit one response message to the external electronic device that has transmitted the received polling message in response to receiving the polling message within a specified time. Accordingly, the electronic device 200 may reduce power consumption due to transmission of the response message.

4 is a diagram illustrating an embodiment in which an electronic device activates first communication to measure a location of the electronic device according to various embodiments of the present disclosure;

According to various embodiments of the present disclosure, in operation 401 , the external electronic device 104 (eg, the external electronic device 104 of FIG. 2A ) may transmit an advertising message to the electronic device 200 .

The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the first external electronic device 104-a supports the first communication, the first external electronic device) information indicating whether the 104-a has activated the first communication, or identification information of the first external electronic device 104-a).

According to various embodiments of the present disclosure, the advertising message may be transmitted to the electronic device 200 through first communication or another communication method (out of band, OOB) (eg, second communication). According to an embodiment, the advertising message may be received through the second communication, and the electronic device 200 may receive the advertising message transmitted by the second communication circuit 305 .

According to various embodiments of the present disclosure, the electronic device 200 may identify the location of the electronic device 200 through a sensor module (eg, the sensor module 176 of FIG. 1 ). When the location of the electronic device 200 is a designated location, the electronic device 200 may activate the second communication circuit 305 to receive the advertising message. According to an embodiment, the designated location may include a location where a traffic accident is highly likely to occur (eg, an accident-prone area, an intersection, or a traffic light).

According to various embodiments of the present disclosure, in operation 403 , the electronic device 200 receives the advertising message and, in response to the advertising message satisfying a specified condition, activates the first communication circuit 303 . can be activated.

According to various embodiments of the present disclosure, the electronic device 200 performs a condition in which the quality (eg, RSRP and/or RSSI) of a signal including an advertising message is specified (eg, a condition in which the signal quality is greater than or equal to a specified value) In response to satisfying , the first communication circuit 303 may be activated. As another example, the electronic device 200 may maintain the first communication circuit 303 in an inactive state in response to a signal quality not satisfying a specified condition.

According to various embodiments of the present disclosure, in operation 405 , the electronic device 200 may transmit a response message to the external electronic device 104 .

According to various embodiments of the present disclosure, a response message (eg, a BLE Scan response message) may be transmitted through the second communication.

According to various embodiments of the present disclosure, the response message includes information required to perform data exchange through the first communication (eg, information indicating whether the electronic device 200 supports the first communication, or the electronic device ( 200) may include information indicating whether the first communication is activated. The external electronic device 104 may activate the first communication in response to the reception of the response message.

According to various embodiments of the present disclosure, in operation 407 , the external electronic device 104 may transmit a first communication setting message for activating the first communication. The first communication setup message may include parameters related to channel setup between the external electronic device 104 and the electronic device 200 through the first communication.

5 is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure;

According to various embodiments of the present disclosure, in operation 501 , the first external electronic device (eg, the first external electronic device 104-a of FIG. 2B ) becomes the electronic device (eg, the electronic device 200 of FIG. 2B ). ) to transmit the first polling message.

The first polling message may be a message instructing the start of ranging between the first external electronic device 104-a and the electronic device 200 . The first external electronic device 104-a may store information about a time when the first polling message is transmitted while transmitting the first polling message. According to an embodiment, the first polling message may include information about a time when the first polling message was transmitted.

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the electronic device 200 receives a first communication circuit (eg, FIG. The activation of the reception function of the first communication circuit 301 of 3 can be maintained. The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. The designated time 523 may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time 523 may be 50 ms, which is half of the ranging period (eg, 100 ms).

According to various embodiments of the present disclosure, the electronic device 200 may check whether a second polling message is received from the second external electronic device 104-b for a specified time 523 .

According to various embodiments of the present disclosure, in operation 503 , the second external electronic device (eg, the second external electronic device 104-b of FIG. 2B ) may transmit a second polling message to the electronic device 200 . have.

The second polling message may be a message instructing the start of ranging between the second external electronic device 104-b and the electronic device 200 . While transmitting the second polling message, the second external electronic device 104-b may store information about a time when the second polling message is transmitted.

According to various embodiments of the present disclosure, in operation 505 , the electronic device 200 may broadcast (or multicast) the first response message.

According to various embodiments of the present disclosure, in response to receiving 521 the second polling message within a specified time 523 , the electronic device 200 and the first external electronic device 104-a ) including information (eg, reply time) for measuring a distance between 1 A response message may be broadcast (or multicast).

According to various embodiments of the present disclosure, the first response message includes a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the first response message. ) and/or a difference (eg, reply time) between a reception time of the second polling message transmitted by the second external electronic device 104-b and a transmission time of the first response message.

The electronic device 200 transmits one first response message without transmitting the second response message corresponding to the first polling message and the third response message corresponding to the second polling message, respectively. can reduce Through the above method, the electronic device 200 may reduce power consumption according to the transmission of the response message.

According to various embodiments of the present disclosure, the first external electronic device 104-a receives the first response message and sends it to the first external electronic device 104-a included in the reply time list in the first response message. The relative position of the electronic device 200 with respect to the first external electronic device 104-a may be determined based on the corresponding reply time and the transmission time of the first polling message.

According to various embodiments of the present disclosure, the second external electronic device 104-b receives the first response message and sends it to the second external electronic device 104-b included in the reply time list in the first response message. The relative position of the electronic device 200 with respect to the second external electronic device 104-b may be determined based on the corresponding reply time and the transmission time of the second polling message.

According to various embodiments of the present disclosure, in operation 507 , the first external electronic device 104-a may transmit a first polling message to the electronic device 200 .

According to various embodiments of the present disclosure, the first external electronic device 104-a transmits a first polling message to the electronic device 200 in order to check the location of the electronic device 200 every designated ranging period. can

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the electronic device 200 receives a first communication circuit (eg, FIG. The activation of the reception function of the first communication circuit 301 of 3 can be maintained. The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. The designated time 523 may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time 523 may be 50 ms, which is half of the ranging period (eg, 100 ms).

The electronic device 200 may check whether a second polling message is received from the second external electronic device 104-b for a specified time 523 .

According to various embodiments of the present disclosure, in operation 509 , the electronic device 200 receives the second polling message for a specified time 523 after receiving the first polling message and fails to receive the second polling message 525 , A second response message including information (eg, reply time) for measuring a distance between the device 200 and the first external electronic device 104-a may be transmitted to the first external electronic device 104-a have.

The second response message may include a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the second response message.

According to various embodiments of the present disclosure, in operation 511 , the second external electronic device 104-b may transmit a second polling message to the electronic device 200 .

According to various embodiments of the present disclosure, in operation 513 , in response to receiving the second polling message, after a specified time, in response to receiving the second polling message, the electronic device 200 and A third response message including information (eg, reply time) for measuring a distance between the second external electronic devices 104-b may be transmitted to the second external electronic device 104-b.

The third response message may include a difference (eg, reply time) between a reception time of the second polling message transmitted by the second external electronic device 104-b and a transmission time of the third response message.

6 is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure;

According to various embodiments of the present disclosure, in operation 601 , the first external electronic device (eg, the first external electronic device 104-a of FIG. 2B ) becomes the electronic device (eg, the electronic device 200 of FIG. 2B ). ) to transmit the first polling message.

The first polling message may be a message instructing the start of ranging between the first external electronic device 104-a and the electronic device 200 . While transmitting the first polling message, the first external electronic device 104-a may store information about a time when the first polling message is transmitted. According to an embodiment, the first polling message may include information about a time when the first polling message was transmitted.

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the electronic device 200 receives a first communication circuit (eg, FIG. The activation of the reception function of the first communication circuit 301 of 3 can be maintained. The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. The designated time 631 may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time 631 may be 10 ms.

The electronic device 200 may check whether a second polling message is received from the second external electronic device 104-b for a specified time 631 .

According to various embodiments of the present disclosure, in operation 603 , the second external electronic device (eg, the second external electronic device 104-b of FIG. 2B ) may transmit a second polling message to the electronic device 200 . have.

The second polling message may be a message instructing the start of ranging between the second external electronic device 104-b and the electronic device 200 . While transmitting the second polling message, the second external electronic device 104-b may store information about a time when the second polling message is transmitted.

According to various embodiments of the present disclosure, in operation 605 , the electronic device 200 may broadcast (or multicast) the first response message.

According to various embodiments of the present disclosure, in response to receiving the second polling message within a specified time 631 , the electronic device 200 communicates between the electronic device 200 and the first external electronic device 104-a. A first response message including information for measuring a distance (eg, reply time) and information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b can be broadcast (or multicast).

According to various embodiments of the present disclosure, after broadcasting the first response message, the electronic device 200 may temporarily deactivate the reception function of the first communication circuit 303 . The electronic device 200 may periodically activate the reception function of the first communication circuit 303 based on the earlier of the reception time of the first polling message and the reception time of the second polling message.

According to various embodiments of the present disclosure, in operation 607 , the third external electronic device 104-c may transmit an advertising message to the electronic device 200 through the second communication.

According to various embodiments of the present disclosure, while the electronic device 200 performs a ranging operation with the first external electronic device 104-a and/or the second external electronic device 104-b, the third An advertising message for measuring the location of the electronic device 200 may be received from the external electronic device 104-c. In response to the advertising message satisfying a specified condition, the electronic device 200 connects the third external electronic device 104-c to the electronic device 200 through the first communication through the first communication circuit ( 303) can be controlled.

According to various embodiments of the present disclosure, the electronic device 200 receives the third polling message in response to first receiving the advertising message from the third external electronic device 104-c, and a third Until the response message corresponding to the polling message is transmitted ( 633 ), the reception function of the first communication circuit 301 may be maintained.

According to various embodiments of the present disclosure, in operation 609 , the first external electronic device 104-a may transmit a first polling message to the electronic device 200 .

According to various embodiments of the present disclosure, in operation 611 , the second external electronic device 104-b may transmit a second polling message to the electronic device 200 .

According to various embodiments of the present disclosure, the electronic device 200 may receive the third polling message to the third external electronic device 104-c according to reception of the first polling message and/or the second polling message. Until then, the transmission of the response message may not be performed.

According to various embodiments of the present disclosure, in operation 613 , the third external electronic device 104-c may transmit a third polling message to the electronic device 200 .

The third polling message may be a message indicating the start of ranging. While transmitting the third polling message, the third external electronic device 104-c may store information about the time when the third polling message is transmitted.

According to various embodiments of the present disclosure, in operation 615 , the electronic device 200 receives information (eg, reply time) for measuring a distance between the electronic device 200 and the first external electronic device 104-a. , information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b and/or the electronic device 200 and the third external electronic device 104-c A first response message including information (eg, reply time) for measuring the distance may be transmitted (or multicast) through the first communication circuit 303 .

According to various embodiments of the present disclosure, the first response message includes a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the first response message. ), a difference (eg, reply time) between the reception time of the second polling message and the transmission time of the first response message transmitted by the second external electronic device 104-b and/or the third external electronic device 104-c ) may include a difference (eg, reply time) between the reception time of the third polling message and the transmission time of the first response message.

According to various embodiments of the present disclosure, after broadcasting the first response message, the electronic device 200 may temporarily deactivate the reception function of the first communication circuit 303 . The electronic device 200 periodically performs the reception function of the first communication circuit 303 based on the earlier of the reception time of the first polling message, the reception time of the second polling message, and/or the reception time of the third polling message. can be activated with

According to various embodiments of the present disclosure, in operation 617 , the first external electronic device 104-a may transmit a first polling message to the electronic device 200 .

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the electronic device 200 receives a first communication circuit (eg, FIG. The activation of the reception function of the first communication circuit 301 of 3 can be maintained. The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. The designated time 635 may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time 631 may be 10 ms.

The electronic device 200 may check whether a second polling message is received from the second external electronic device 104-b for a specified time 635 .

According to various embodiments of the present disclosure, in operation 619 , the second external electronic device 104-b may transmit a second polling message to the electronic device 200 .

According to various embodiments of the present disclosure, in operation 621 , the electronic device 200 may broadcast (or multicast) the first response message through the first communication circuit 303 .

In response to receiving the second polling message within a specified time 635 , the electronic device 200 receives information for measuring a distance between the electronic device 200 and the first external electronic device 104-a (eg: reply time) and broadcasting (or multicasting) a first response message including information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b can do.

According to various embodiments of the present disclosure, after broadcasting the first response message, the electronic device 200 may temporarily deactivate the reception function of the first communication circuit 303 . The electronic device 200 may periodically activate the reception function of the first communication circuit 303 to receive the third polling message based on the reception time of the third polling message (operation 613 ).

According to various embodiments of the present disclosure, in operation 623 , the third external electronic device 104-c may transmit a third polling message to the electronic device 200 .

According to various embodiments of the present disclosure, in operation 625 , the electronic device 200 may transmit a fourth response message to the third external electronic device 104-c.

According to various embodiments of the present disclosure, in response to receiving the third polling message, the electronic device 200 may wait for reception of another polling message for a specified time 637 . The electronic device 200 may transmit a fourth response message corresponding to the third polling message to the third external electronic device 104-c in response to not receiving another polling message for a specified time 637 . .

In response to receiving another polling message (eg, a first polling message or a second polling message) for a specified time 637 , the electronic device 200 transmits the polling message to at least one or more external electronic devices and the electronic device. A first response message including information for measuring the distance between 200 may be broadcast.

7 is a diagram illustrating an embodiment of determining a location of an electronic device according to various embodiments of the present disclosure.

According to various embodiments of the present disclosure, in operation 701 , the first external electronic device (eg, the first external electronic device 104-a of FIG. 2B ) becomes the electronic device (eg, the electronic device 200 of FIG. 2B ). ) to transmit the first polling message.

The first polling message may be a message instructing the start of ranging between the first external electronic device 104-a and the electronic device 200 . While transmitting the first polling message, the first external electronic device 104-a may store information about a time when the first polling message is transmitted. According to an embodiment, the first polling message may include information about a time when the first polling message was transmitted.

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the electronic device 200 receives a first communication circuit (eg, FIG. The activation of the reception function of the first communication circuit 301 of 3 can be maintained. The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. The designated time 731 may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time 631 may be 10 ms.

The electronic device 200 may check whether a second polling message is received from the second external electronic device 104-b for a specified time 731 .

According to various embodiments of the present disclosure, in operation 703 , the second external electronic device (eg, the second external electronic device 104-b of FIG. 2B ) may transmit a second polling message to the electronic device 200 . have.

The second polling message may be a message instructing the start of ranging between the second external electronic device 104-b and the electronic device 200 . While transmitting the second polling message, the second external electronic device 104-b may store information about a time when the second polling message is transmitted.

According to various embodiments of the present disclosure, in operation 705 , the electronic device 200 may broadcast (or multicast) the first response message.

In response to receiving the second polling message within a specified time period 731 , the electronic device 200 receives information for measuring a distance between the electronic device 200 and the first external electronic device 104-a (eg: reply time) and broadcasting (or multicasting) a first response message including information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b can do.

According to various embodiments of the present disclosure, after broadcasting the first response message, the electronic device 200 may temporarily deactivate the reception function of the first communication circuit 303 . The electronic device 200 may periodically activate the reception function of the first communication circuit 303 based on the earlier of the reception time of the first polling message and the reception time of the second polling message.

According to various embodiments of the present disclosure, in operation 707 , the third external electronic device 104-c may transmit an advertising message to the electronic device 200 through the second communication.

According to various embodiments of the present disclosure, while the electronic device 200 performs a ranging operation with the first external electronic device 104-a and/or the second external electronic device 104-b, the third An advertising message for measuring the location of the electronic device 200 may be received from the external electronic device 104-c. In response to the advertising message satisfying a specified condition, the electronic device 200 connects the third external electronic device 104-c with the electronic device 200 through a first communication circuit through a first communication circuit. (303) can be controlled.

According to various embodiments of the present disclosure, the electronic device 200 receives the third polling message in response to first receiving the advertising message from the third external electronic device 104-c, and a third Until the response message corresponding to the polling message is transmitted ( 733 ), the reception function of the first communication circuit 301 may be maintained. According to another embodiment, in response to receiving the advertising message for the first time from the third external electronic device 104-c, the electronic device 200 receives a third polling message for a specified time period (eg, 2 seconds). It is possible to maintain the reception function of the first communication circuit 301 for the reception of .

According to various embodiments of the present disclosure, in operation 709 , the first external electronic device 104-a may transmit a first polling message to the electronic device 200 .

The electronic device 200 determines whether the second polling message is received from the second external electronic device 104-b and/or the third polling message from the third external electronic device 104-c for a specified time 735 . You can check whether you have received

According to various embodiments of the present disclosure, in operation 711 , the second external electronic device 104-b may transmit a second polling message to the electronic device 200 .

According to various embodiments of the present disclosure, in operation 713 , the electronic device 200 may broadcast a first response message.

In response to confirming that the second polling message is received from the second external electronic device 104-b for a specified time period 735 , the electronic device 200 includes the first external electronic device 104-a and the electronic device ( 200 ) and a first response message including information for location measurement between the second external electronic device 104-b and the electronic device 200 , and the first response message may be transmitted.

The first response message includes information (eg, reply time) for measuring a distance between the electronic device 200 and the first external electronic device 104-a and the electronic device 200 and the second external electronic device 104-a. b) may include information (eg, reply time) for measuring the distance between them.

After transmitting the first response message, the electronic device 200 receives the third polling message from the third external electronic device 104-c and transmits the response message until 733, the first communication circuit ( 303) can be kept active.

According to various embodiments of the present disclosure, in operation 715 , the third external electronic device 104-c may transmit a third polling message to the electronic device 200 .

After receiving the third polling message, the electronic device 200 may wait for reception of another polling message for a specified time 737 and for a specified time 737 .

According to various embodiments of the present disclosure, in operation 717 , the first external electronic device 104-a may transmit a first polling message to the electronic device 200 .

According to various embodiments of the present disclosure, in operation 719 , the second external electronic device 104-b may transmit a second polling message to the electronic device 200 .

In response to receiving the first polling message, the second polling message, and/or the third polling message for a specified time 737, the electronic device 200 and the first external electronic device 104- a) information for measuring the distance between them (eg, reply time), information for measuring the distance between the electronic device 200 and the second external electronic device 104-b (eg, reply time) and/or A first response message including information (eg, reply time) for measuring a distance between the electronic device 200 and the third external electronic device 104-c may be generated.

According to various embodiments of the present disclosure, in operation 721 , the electronic device 200 receives information (eg, reply time) for measuring a distance between the electronic device 200 and the first external electronic device 104-a. , information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b and/or the electronic device 200 and the third external electronic device 104-c A first response message including information (eg, reply time) for measuring the distance may be transmitted (or multicast).

8A is a block diagram of an external electronic device according to various embodiments of the present disclosure;

The external electronic device (eg, the external electronic device 104 of FIG. 2 ) according to various embodiments of the present disclosure includes a processor 801 (eg, the processor 120 of FIG. 1 ), a first communication circuit 803 ( For example, the communication module 190 of FIG. 1 ), the second communication circuit 805 (eg, the communication module 190 of FIG. 1 ) and/or the sensor module 807 may be included.

According to various embodiments of the present disclosure, the external electronic device 104 may be various electronic devices capable of communicating with an electronic device (eg, the electronic device 200 of FIG. 2 ). According to an embodiment, the external electronic device 104 may be a transportation means capable of communicating with the electronic device 200 or various infrastructures (eg, traffic lights) related to traffic signals.

According to various embodiments of the present disclosure, the first communication circuit 803 is electrically connected to the processor 801 , and transmits a signal through the first communication received through an antenna (not shown) to the processor 801 . can The first communication circuit 803 is electrically connected to the antenna, and may transmit a signal including data to be transmitted through the first communication to the antenna. The first communication may include ultra wideband (hereinafter, UWB communication). UWB may refer to various communication methods for transmitting information using a wider frequency band than other communication methods (eg, a frequency band from 3.1 GHz to 10 GHz).

According to various embodiments of the present disclosure, the second communication circuit 805 may be electrically connected to the processor 801 , receive a signal through the second communication, and transmit the signal to the processor 801 . The second communication circuit 803 is electrically connected to the antenna, and may transmit a signal including data to be transmitted through the second communication to the antenna. The second communication may be various communication methods supporting device-to-device (D2D) communication. For example, the second communication may be a short-range wireless communication method (eg, Bluetooth, BLE, or Wi-Fi).

According to various embodiments of the present disclosure, the processor 801 includes at least one of a communication processor (eg, the auxiliary processor 123 of FIG. 1 ) or an application processor (eg, the main processor 121 of FIG. 1 ). can do. The processor 801 may control the first communication circuit 803 to transmit or receive data through the first communication in order to determine the location of the electronic device 200 .

According to various embodiments of the present disclosure, the processor 801 receives information collected by the sensor module 807 (eg, the sensor module 176 of FIG. 1 ) of the external electronic device 104 , and adds the information to the received information. Based on this, it may be determined whether to perform an operation of determining the location of the electronic device 200 . In an embodiment, the sensor module 807 may include a sensor capable of confirming the moving direction of the external electronic device 104 and/or a camera sensor capable of acquiring an image including the surroundings of the external electronic device 104 . can

According to an embodiment, when the external electronic device 104 is a transportation means, the external electronic device 104 sets the condition in which the collected information is designated based on information and/or driving information collected through the sensor module 807 . is satisfied, it may be determined to perform an operation of confirming the location of the electronic device 200 . The specified condition may mean a condition in which a collision between the electronic device 200 and the external electronic device 104 is likely.

According to an embodiment, the external electronic device 104 may check the location of the external electronic device 104 through the sensor module 807 . When the location of the external electronic device 104 is a designated location, the external electronic device 104 may determine to perform an operation of confirming the location of the electronic device 200 . According to an embodiment, the designated location may include a location where a traffic accident is highly likely to occur (eg, an accident-prone area, an intersection, or a traffic light). A specific embodiment in which the external electronic device 104 determines whether a specified condition is satisfied will be described later with reference to FIG. 8B .

According to various embodiments of the present disclosure, the processor 801 may control the second communication circuit 805 to transmit an advertising message as part of an operation of confirming the location of the electronic device 200 .

The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the external electronic device 104 supports the first communication, the external electronic device 104 is the first information indicating whether communication is activated, or identification information of the external electronic device 104).

According to various embodiments of the present disclosure, the processor 801 may adjust the transmission period of the advertising message. The processor 801 may adjust the transmission period of the advertising message according to the speed of the external electronic device 104 . For example, as the speed of the external electronic device 104 increases, the processor 801 may decrease the transmission period of the advertising message.

According to various embodiments of the present disclosure, in response to receiving a response message corresponding to the advertising message through the second communication circuit 805 , the processor 801 performs the first communication to activate the first communication. The communication circuit 801 may be activated.

According to various embodiments of the present disclosure, the processor 801 activates the first communication based on a parameter exchanged with the electronic device 200 and transmits a polling message to the electronic device 200 to the first communication circuit ( 803) can be controlled.

The polling message may be a message indicating the start of ranging. The processor 801 may store information about a time when the polling message is transmitted while transmitting the polling message. The polling message may be implemented as shown in Table 3 below.

parameter size (bits) Explanation Vender OUI 24 Identification information of the manufacturer of the external electronic device 104 UWB message ID 4 Identification information indicating the type of polling message Whether an alert message exists One 0: does not exist 1: exists List of warning messages 16*N Address of the electronic device that should receive the alert messageN: Number of electronic devices that will receive the alert message

According to various embodiments of the present disclosure, the processor 801 may receive a response message corresponding to the polling message from the electronic device 200 . The response message may include a difference between a time at which the polling message is received and a time at which the response message is transmitted. The processor 801 may calculate and confirm the location of the electronic device 200 based on the difference value, the time at which the polling message is transmitted, and/or the time at which the response message is received.

According to various embodiments of the present disclosure, the processor 801 may transmit a polling message, receive a response message, and check the location of the electronic device 200 every predetermined period (eg, ranging period).

According to various embodiments of the present disclosure, the processor 801 may check whether the location of the electronic device 200 satisfies a specified condition. The specified condition may mean a condition in which the external electronic device 104 and the electronic device 200 may collide. For example, when the distance between the external electronic device 104 and the electronic device 200 is less than or equal to a specified value, the processor 801 may determine that the specified condition is satisfied.

According to various embodiments of the present disclosure, the processor 801 predicts a movement path of the electronic device 200 based on the measured positions of the electronic device 200 , and based on the predicted movement path Thus, it is possible to determine whether the electronic device 200 and the external electronic device 104 collide.

According to various embodiments of the present disclosure, the processor 801 generates an alert message requesting that the external electronic device 104 output a notification in response to the location of the electronic device 200 satisfying a specified condition. The first communication circuit 803 may be controlled to transmit the included polling message to the electronic device 200 .

According to various embodiments of the present disclosure, according to reception of the polling message, the electronic device 200 may check whether a warning message is included in the polling message. Upon receiving the polling message including the warning message, the electronic device 200 may output a notification using various methods (eg, vibration or sound output).

8B, 8C, and 8D show an electronic device 200 using information collected by an external electronic device through a sensor module (eg, the sensor module 807 of FIG. 8A ) according to various embodiments of the present disclosure. It is a diagram showing an embodiment of confirming the location of.

Referring to FIG. 8B , the external electronic device 104 detects a pedestrian 820 present around the external electronic device 104 through the sensor module 807 disposed in front of the external electronic device 104 . can do. The external electronic device 104, through the sensor module 807, confirms the movement of the pedestrian 820, and in response to confirming that the movement direction of the pedestrian 820 is a direction closer to the external electronic device 104, It can be determined that the specified conditions are satisfied. The external electronic device 104 may perform an operation of confirming the location of the electronic device 200 corresponding to the pedestrian 820 according to satisfaction of a specified condition. The external electronic device 104 sends a polling message including an alert message requesting output of a notification to the electronic device 200 in response to the location of the electronic device 200 satisfying a specified condition. One communication circuit (eg, the first communication circuit 803 of FIG. 8A ) may be controlled. As another example, in response to the location of the electronic device 200 satisfying a specified condition, the external electronic device 104 may perform an operation such as reducing speed, stopping, or outputting a notification.

Referring to FIG. 8C , the external electronic device 104 is located around the external electronic device 104 through the sensor module 807 disposed at the rear (or rear side) of the external electronic device 104 . A pedestrian 820 may be detected. The external electronic device 104, through the sensor module 807, confirms the movement of the pedestrian 820, and in response to confirming that the movement direction of the pedestrian 820 is a direction closer to the external electronic device 104, It can be determined that the specified conditions are satisfied. The external electronic device 104 may perform an operation of confirming the location of the electronic device 200 corresponding to the pedestrian 820 according to satisfaction of a specified condition. The external electronic device 104 sends a polling message including an alert message for requesting that the external electronic device 104 output a notification in response to the location of the electronic device 200 satisfying a specified condition. A first communication circuit (eg, the first communication circuit 803 of FIG. 8A ) may be controlled to transmit to 200 .

Referring to FIG. 8D , the external electronic device 104 is located around the external electronic device 104 through the sensor module 807 disposed at the rear (or rear side) of the external electronic device 104 . A driver 830 driving a bicycle may be detected. In response to the external electronic device 104 confirming the movement of the driver 830 through the sensor module 807 and confirming that the moving direction of the driver 830 is a direction approaching the external electronic device 104, It can be determined that the specified conditions are satisfied. The external electronic device 104 may perform an operation of confirming the location of the electronic device 200 corresponding to the driver 830 according to satisfaction of a specified condition. The external electronic device 104 sends a polling message including an alert message for requesting that the external electronic device 104 output a notification in response to the location of the electronic device 200 satisfying a specified condition. A first communication circuit (eg, the first communication circuit 803 of FIG. 8A ) may be controlled to transmit to 200 .

9 is an operation flowchart illustrating a method of operating an electronic device according to various embodiments of the present disclosure.

According to various embodiments of the present disclosure, in operation 901 , the electronic device (eg, the electronic device 200 of FIG. 2A ) performs a first external electronic device (eg, the first external electronic device 104-a of FIG. 2B ). ) and/or a second external electronic device (eg, the second external electronic device 104-b of FIG. 2B ).

According to various embodiments of the present disclosure, the electronic device 200 may receive an advertising message transmitted from the first external electronic device 104-a. The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the first external electronic device 104-a supports the first communication, the first external electronic device) information indicating whether the 104-a has activated the first communication, or identification information of the first external electronic device 104-a).

According to various embodiments of the present disclosure, the electronic device 200 may receive an advertising message from the second external electronic device 104-b. The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the second external electronic device 104-b supports the first communication, the second external electronic device) information indicating whether the 104-b has activated the first communication, or identification information of the second external electronic device 104-b).

According to various embodiments of the present disclosure, the electronic device 200 receives the advertising message transmitted by the first external electronic device 104-a and/or the second external electronic device 104-b, and , a response message (eg, a BLE SCAN response message) to the advertising message may be transmitted to the first external electronic device 104-a and/or the second external electronic device 104-b.

According to various embodiments of the present disclosure, in response to the advertising message satisfying a specified condition, the electronic device 200 transmits a response message to the first external electronic device 104-a and/or through the second communication. It may transmit to the second external electronic device 104-b. The electronic device 200 responds to that a signal quality (eg, RSRP and/or RSSI) including an advertising message satisfies a specified condition (eg, a condition in which signal quality is equal to or greater than a specified value), a response message may be transmitted to the first external electronic device 104-a and/or the second external electronic device 104-b. The response message includes information required to perform data exchange through the first communication (eg, information indicating whether the electronic device 200 supports the first communication, whether the electronic device 200 has activated the first communication) information indicating whether or not or identification information of the electronic device 200).

According to various embodiments of the present disclosure, in operation 903 , in response to the advertising message satisfying a specified condition, the electronic device 200 performs a first communication circuit (eg, the first communication circuit 303 of FIG. 3 ). )) can be activated.

According to various embodiments of the present disclosure, the electronic device 200 may receive the advertising message and activate the first communication circuit 303 in response to the advertising message satisfying a specified condition. have. The electronic device 200 responds to a condition that a signal quality (eg, RSRP and/or RSSI) including an advertising message satisfies a specified condition (eg, a condition in which signal quality is equal to or greater than a specified value), The communication circuit 303 may be activated.

According to various embodiments of the present disclosure, the first external electronic device 104-a and/or the second external electronic device 104-b transmits and receives various messages through the first communication, while receiving the electronic device ( 200) may each perform ranging (eg, two-way ranging) for determining the location.

According to various embodiments of the present disclosure, in operation 905 , the electronic device 200 may receive a first polling message from the first external electronic device 104-a.

According to various embodiments of the present disclosure, the electronic device 200 may receive a first polling message from the first external electronic device 104-a. The first polling message may be a message indicating the start of ranging. While transmitting the first polling message, the first external electronic device 104-a may store information about a time when the first polling message is transmitted. According to an embodiment, the first polling message may include information about a time when the first polling message was transmitted.

According to various embodiments of the present disclosure, after receiving the first polling message from the first external electronic device 104-a, the electronic device 200 performs a reception function of the first communication circuit 301 for a specified time. can stay active. The reception function of the first communication circuit 301 may refer to a reception function of a reception signal through the first communication. The designated time may be set to various values by the manufacturer of the electronic device 200 . For example, the designated time may be 50 ms, which is half of the ranging period (eg, 100 ms).

According to various embodiments of the present disclosure, in operation 907 , after receiving the first polling message, the electronic device 200 may check whether a second polling message is received for a specified time period.

The second polling message may be a message indicating the start of ranging. While transmitting the second polling message, the second external electronic device 104-b may store information about a time when the second polling message is transmitted.

According to various embodiments of the present disclosure, in operation 909 , the electronic device 200 receives the second polling message for a specified period of time after receiving the first polling message (operation 907 - YES), in response to the first response The message may be transmitted to the first external electronic device 104-a and/or the second external electronic device 104-b.

In response to receiving the second polling message within a specified time after receiving the first polling message, the electronic device 200 determines the distance between the electronic device 200 and the first external electronic device 104-a. Broadcasts a first response message including measurement information (eg, reply time) and information (eg, reply time) for measuring a distance between the electronic device 200 and the second external electronic device 104-b Casting (or multicasting) is possible.

The first response message may include a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the first response message and/or the second external electronic device It may include a difference (eg, reply time) between the reception time of the second polling message transmitted by 104-b and the transmission time of the first response message.

According to various embodiments of the present disclosure, the first external electronic device 104-a receives the first response message and sends it to the first external electronic device 104-a included in the reply time list in the first response message. The relative position of the electronic device 200 with respect to the first external electronic device 104-a may be determined based on the corresponding reply time and the transmission time of the first polling message.

According to various embodiments of the present disclosure, the second external electronic device 104-b receives the first response message and sends it to the second external electronic device 104-b included in the reply time list in the first response message. The relative position of the electronic device 200 with respect to the second external electronic device 104-b may be determined based on the corresponding reply time and the transmission time of the second polling message.

According to various embodiments of the present disclosure, in operation 911 , the electronic device 200 receives the first polling message and does not receive the second polling message for a specified period of time (operation 907 -NO), The second response message may be transmitted to the first external electronic device 104-a.

According to various embodiments of the present disclosure, the electronic device 200 includes information (eg, reply time) for measuring a distance between the electronic device 200 and the first external electronic device 104-a. The second response message may be transmitted to the first external electronic device 104-a. The second response message may include a difference (eg, reply time) between a reception time of the first polling message transmitted by the first external electronic device 104-a and a transmission time of the second response message.

According to various embodiments of the present disclosure, in operation 913 , the electronic device 200 may check whether a second polling message is received after a specified time after receiving the first polling message.

According to various embodiments of the present disclosure, in operation 915 , the electronic device 200 receives the second polling message after a specified time after receiving the first polling message (operation 913 - YES) in response to a third response message can be sent.

The third response message may include a difference (eg, reply time) between a reception time of the second polling message transmitted by the second external electronic device 104-b and a transmission time of the third response message.

According to various embodiments of the present disclosure, in operation 915 , the electronic device 200 performs an operation in response to not receiving the second polling message after a specified time after receiving the first polling message (operation 9113-NO) can be terminated.

10 is an operation flowchart illustrating a method 1000 of operating an external electronic device according to various embodiments of the present disclosure.

According to various embodiments of the present disclosure, the external electronic device (eg, the external electronic device 104 of FIG. 2A ) collects information through a sensor module (eg, the sensor module 809 of FIG. 8 ) in operation 1001 ). can do.

For example, the sensor module 807 may include a sensor capable of confirming the moving direction of the external electronic device 104 , a sensor capable of confirming the location of the external electronic device 104 , and a sensor that is present around the external electronic device 104 . A sensor capable of identifying an external object and/or a camera sensor capable of acquiring an image including the surroundings of the external electronic device 104 may be included.

According to various embodiments of the present disclosure, in operation 1003 , the external electronic device 104 may determine whether to perform an operation of determining the location of the electronic device 200 .

According to an embodiment, when the external electronic device 104 is a transportation means, the external electronic device 104 sets the condition in which the collected information is designated based on information and/or driving information collected through the sensor module 807 . is satisfied, it may be determined to perform an operation of confirming the location of the electronic device 200 . For example, the specified condition may mean a condition in which a collision between the electronic device 200 and the external electronic device 104 is likely.

According to various embodiments of the present disclosure, in operation 1005 , in operation 1005 , the external electronic device 104 determines to perform an operation of determining the location of the electronic device 200 ( Dungjak 1003-YES). It can broadcast a tizing message.

The advertising message may be a message requesting to measure the location of the electronic device 200 . The advertising message is information required to perform data exchange through the first communication (eg, information indicating whether the external electronic device 104 supports the first communication, the external electronic device 104 is the first information indicating whether communication is activated, or identification information of the external electronic device 104).

According to various embodiments of the present disclosure, in response to receiving a response message corresponding to the advertising message through the second communication circuit 805 , the external electronic device 104 activates the first communication, and 1 A series of operations for determining the location of the electronic device 200 may be performed through communication.

According to various embodiments of the present disclosure, the external electronic device 104 may transmit a polling message to the electronic device 200 . The polling message may be a message indicating the start of ranging. While transmitting the polling message, the external electronic device 104 may store information about the time when the polling message is transmitted.

According to various embodiments of the present disclosure, the external electronic device 104 may identify the location of the electronic device 200 in operation 1007 .

According to various embodiments of the present disclosure, the external electronic device 104 may receive a response message corresponding to the polling message from the electronic device 200 . The response message may include a difference between a time at which the polling message is received and a time at which the response message is transmitted. The external electronic device 104 may calculate and confirm the location of the electronic device 200 based on the difference value, the time at which the polling message is transmitted, and/or the time at which the response message is received.

According to various embodiments of the present disclosure, the external electronic device 104 may transmit a polling message, receive a response message, and check the location of the electronic device 200 every predetermined period (eg, ranging period).

According to various embodiments of the present disclosure, in operation 1009 , the external electronic device 104 may check whether the location of the electronic device 200 satisfies a specified condition.

The specified condition may mean a condition in which the external electronic device 104 and the electronic device 200 may collide. For example, when the distance between the external electronic device 104 and the electronic device 200 is less than or equal to a specified value, the external electronic device 104 may determine that the specified condition is satisfied.

According to various embodiments of the present disclosure, the external electronic device 104 designates the location of the electronic device 200 in response to the location of the electronic device 200 does not satisfy the specified condition (operation 1011-NO). It can be checked every cycle.

According to various embodiments of the present disclosure, in operation 1013 , the external electronic device 104 provides a warning requesting output of a notification in response to the location of the electronic device 200 satisfying a specified condition (operation 1011-YES). A polling message including the message may be transmitted to the electronic device 200 .

According to various embodiments of the present disclosure, according to reception of the polling message, the electronic device 200 may check whether a warning message is included in the polling message. Upon receiving the polling message including the warning message, the electronic device 200 may output a notification using various methods (eg, vibration or sound output).

An electronic device according to various embodiments of the present disclosure includes a first communication circuit (eg, the first communication circuit 303 of FIG. 3 ) for transmitting or receiving data through first communication using an ultra wide band (UWB) band; A second communication circuit (eg, the second communication circuit 305 of FIG. 3 ) for performing data transmission or reception through a second communication different from the first communication, and a processor (eg, the processor 301 of FIG. 3 ) and, the processor 301 transmits an advertising message requesting to measure the location of the electronic device 200 through the second communication circuit 305 to a first external electronic device (eg, first in FIG. 2B ). In response to receiving from the external electronic device 104-a) and the second external electronic device (eg, the second external electronic device 104-b of FIG. 2B ), and the advertising message satisfies a specified condition , activating the first communication circuit 303 , receiving a first polling message for measuring the position of the electronic device from the first external electronic device 104-a, and from a reception time of the first polling message For a specified time, it is checked whether a second polling message for measuring the location of the electronic device 200 is received from the second external electronic device 104-b, and in response to the reception of the second polling message, Information for measuring the distance between the electronic device 200 and the first external electronic device 104-a and measuring the distance between the electronic device 200 and the second external electronic device 104-b It may be configured to broadcast a first response message including information for

In the electronic device according to various embodiments of the present disclosure, the first response message may include a response time corresponding to the first polling message and a response time corresponding to the second polling message.

In the electronic device according to various embodiments of the present disclosure, in response to confirming that the processor 301 does not receive the second polling message during the specified time from the reception time of the first polling message, the electronic device 200 and a second response message including information for measuring a distance between the first external electronic device 104-a, and the second response message after the specified time from the reception time of the first polling message In response to receiving the polling message, it may be configured to broadcast a third response message including information for measuring a distance between the electronic device 200 and the second external electronic device 104-b.

In the electronic device according to various embodiments of the present disclosure, the second response message includes a response time corresponding to the first polling message, and the third response message includes a response time corresponding to the second polling message can do.

In the electronic device according to various embodiments of the present disclosure, the processor 301 is configured to perform the electronic device through the first communication transmitted by a third external electronic device (eg, the third external electronic device 104-c of FIG. 2B ). When receiving an advertising message requesting location measurement of the device 200 and receiving a third polling message for location measurement of the electronic device 200 from the third external electronic device 104-c up to, it may be set to control the first communication circuit 303 to keep the reception function of the first communication circuit 303 in an activated state.

In the electronic device according to various embodiments of the present disclosure, the processor 301 is configured to perform the first communication for receiving the third polling message based on a transmission time of the third polling message included in the third polling message. It may be determined whether to maintain the activated state of the receiving function of the circuit 303 .

In the electronic device according to various embodiments of the present disclosure, the processor 301 determines the transmission time of the first polling message included in the first polling message and the second polling message included in the second polling message. It may be set to control the reception function of the first communication circuit 303 based on the transmission time.

In the electronic device according to various embodiments of the present disclosure, after transmitting the first response message, the processor 301 deactivates the reception function of the first communication circuit 303 and transmits the first polling message. It may be configured to determine a time point for activating the reception function of the first communication circuit based on the earlier of one time and a time at which the second polling message is transmitted.

In the electronic device according to various embodiments of the present disclosure, the processor 301 notifies the polling message transmitted by the first external electronic device 104-a and/or the second external electronic device 104-b It is checked whether a message requesting output of the notification is included, the notification is output based on information included in the message requesting output of the notification, and the message requesting output of the notification is transmitted to the electronic device 200 . and relative location information between the first external electronic device 104-a and/or relative location information between the electronic device 200 and the second external electronic device 104-b. .

In the method of operating an electronic device according to various embodiments of the present disclosure, an advertising message requesting location measurement of the electronic device 200 is transmitted to the first external electronic device 104-a and the second external electronic device 104 . -b) receiving from, activating the first communication circuit 303 for performing first communication in response to the advertising message satisfying a specified condition, and measuring the location of the electronic device 200 an operation of receiving a first polling message for In response to the operation of determining whether a message is received from the second external electronic device 104-b and the reception of the second polling message, the electronic device 200 and the first external electronic device 104-b a) broadcasting a first response message including information for measuring a distance between the electronic device 200 and information for measuring a distance between the electronic device 200 and the second external electronic device 104-b; may include

In the method of operating an electronic device according to various embodiments of the present disclosure, the first response message may include a response time corresponding to the first polling message and a response time corresponding to the second polling message. .

In a method of operating an electronic device according to various embodiments of the present disclosure, in response to confirming that the second polling message is not received during the specified time from the reception time of the first polling message, Transmitting a second response message including information for measuring the distance between the first external electronic device 104-a, or the second polling message after the specified time from the reception time of the first polling message The method may further include transmitting a third response message including information for measuring a distance between the electronic device 200 and the second external electronic device 104-b in response to receiving .

In the method of operating an electronic device according to various embodiments of the present disclosure, the second response message includes a response time corresponding to the first polling message, and the third response message includes a response corresponding to the second polling message. may include time.

In the method of operating an electronic device according to various embodiments of the present disclosure, an advertising message for requesting to measure the location of the electronic device 200 through the first communication transmitted by the third external electronic device 104-c receiving; and maintaining the reception function of the first communication circuit 303 in an activated state until a third polling message for measuring the location of the electronic device 200 is received from the third external electronic device 104-c It may further include an operation to

The method of operating an electronic device according to various embodiments of the present disclosure includes the first communication circuit 303 for receiving the third polling message based on a transmission time of the third polling message included in the third polling message. The method may further include an operation of determining whether to maintain an activated state of a reception function of .

In the method of operating an electronic device according to various embodiments of the present disclosure, a time at which the first polling message included in the first polling message is transmitted and a time at which the second polling message included in the second polling message is transmitted The method may further include controlling a reception function of the first communication circuit 303 based on the operation.

The method of operating an electronic device according to various embodiments of the present disclosure includes an operation of deactivating a reception function of the first communication circuit 303 after transmitting the first response message, a transmission time of the first polling message, and The method may further include determining when to activate the reception function of the first communication circuit 303 based on an earlier time among transmission times of the second polling message.

A method of operating an electronic device according to various embodiments of the present disclosure requests output of a notification in a polling message transmitted by the first external electronic device 104-a and/or the second external electronic device 104-b The method further includes an operation of checking whether a message is included, and an operation of outputting the notification based on information included in the message requesting output of the notification, wherein the message requesting output of the notification is output by the electronic device Generated based on relative location information between 200 and the first external electronic device 104-a and/or relative location information between the electronic device 200 and the second external electronic device 104-b can be

The electronic device (eg, the external electronic device 104 of FIG. 8A ) according to various embodiments of the present disclosure includes a first communication circuit ( Example: the first communication circuit 803 of FIG. 8A ), a second communication circuit that performs data transmission or reception through a second communication different from the first communication (eg, the second communication circuit 805 of FIG. 8A ); and a processor (eg, the processor 801 of FIG. 8A ), wherein the processor 801 requests location measurement of an external electronic device (eg, the electronic device 200 of FIG. 2A ) through the second communication In response to broadcasting an advertising message and receiving a response message corresponding to the advertising message from the external electronic device 200 , the first communication circuit 803 is activated, and the external The first communication circuit 803 is controlled to transmit a polling message for measuring the location of the electronic device 200 , and the external electronic device 200 is based on a response message received through the second communication circuit 805 . ) and the electronic device 104 are checked, and in response to the relative position between the external electronic device 200 and the electronic device 104 satisfying a specified condition, the external electronic device 200 may be set to transmit a polling message including a request message requesting to output a notification.

The electronic device according to various embodiments of the present disclosure further includes a sensor module (eg, the sensor module 807 of FIG. 8A ), and the processor 801 determines that the information collected by the sensor module 807 is displayed in the electronic device. It may be configured to activate the second communication circuit 805 based on satisfaction of a specified condition related to ( 104 ) and/or a location of the external electronic device 200 .

The electronic device according to various embodiments disclosed in this document may have various types of devices. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device. The electronic device according to the embodiment of the present document is not limited to the above-described devices.

The various embodiments of this document and terms used therein are not intended to limit the technical features described in this document to specific embodiments, but it should be understood to include various modifications, equivalents, or substitutions of the embodiments. In connection with the description of the drawings, like reference numerals may be used for similar or related components. The singular form of the noun corresponding to the item may include one or more of the item, unless the relevant context clearly dictates otherwise. As used herein, "A or B", "at least one of A and B", "at least one of A or B", "A, B or C", "at least one of A, B and C", and "A , B, or C," each of which may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof. Terms such as "first", "second", or "first" or "second" may simply be used to distinguish an element from other elements in question, and may refer elements to other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is “coupled” or “connected” to another (eg, second) component, with or without the terms “functionally” or “communicatively”. When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.

The term “module” used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is interchangeable with terms such as, for example, logic, logic block, component, or circuit. can be used as A module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions. For example, according to an embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of the present document include one or more instructions stored in a storage medium (eg, internal memory 136 or external memory 138) readable by a machine (eg, electronic device 101). may be implemented as software (eg, the program 140) including For example, the processor (eg, the processor 120 ) of the device (eg, the electronic device 101 ) may call at least one of the one or more instructions stored from the storage medium and execute it. This makes it possible for the device to be operated to perform at least one function according to the called at least one command. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.

According to one embodiment, the method according to various embodiments disclosed in this document may be provided in a computer program product (computer program product). Computer program products may be traded between sellers and buyers as commodities. The computer program product is distributed in the form of a machine-readable storage medium (eg compact disc read only memory (CD-ROM)), or through an application store (eg Play Store™) or on two user devices ( It can be distributed (eg downloaded or uploaded) directly, online between smartphones (eg: smartphones). In the case of online distribution, at least a portion of the computer program product may be temporarily stored or temporarily created in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.

According to various embodiments, each component (eg, a module or a program) of the above-described components may include a singular or a plurality of entities, and some of the plurality of entities may be separately disposed in other components. have. According to various embodiments, one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg, a module or a program) may be integrated into one component. In this case, the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component are executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations are executed in a different order, or omitted. , or one or more other operations may be added.

Claims (20)

In an electronic device,
a first communication circuit for performing data transmission or reception through first communication using an ultra wide band (UWB) band;
a second communication circuit for performing data transmission or reception via a second communication different from the first communication; and
including a processor;
the processor
receiving an advertising message requesting to measure the location of the electronic device from the first external electronic device and the second external electronic device through the second communication circuit;
activating the first communication circuit in response to the advertising message satisfying a specified condition;
receiving a first polling message for measuring the location of the electronic device from the first external electronic device;
checking whether a second polling message for measuring the location of the electronic device is received from the second external electronic device during a specified time from the reception time of the first polling message;
In response to the reception of the second polling message, information for measuring a distance between the electronic device and the first external electronic device and information for measuring a distance between the electronic device and the second external electronic device are included. An electronic device configured to broadcast a first response message to
The method of claim 1,
The first response message is
and a response time corresponding to the first polling message and a response time corresponding to the second polling message.
The method of claim 1,
the processor
In response to confirming that the second polling message is not received during the specified time from the reception time of the first polling message, information for measuring a distance between the electronic device and the first external electronic device sending a second response message;
In response to receiving the second polling message after the specified time from the reception time of the first polling message, a third response message including information for measuring a distance between the electronic device and the second external electronic device An electronic device set up to broadcast.
4. The method of claim 3,
The second response message is
including a response time corresponding to the first polling message;
The third response message is
and a response time corresponding to the second polling message.
The method of claim 1,
the processor
receiving an advertising message requesting to measure the location of the electronic device through the first communication transmitted by a third external electronic device;
an electronic device configured to control the first communication circuit to maintain a reception function of the first communication circuit in an activated state until a third polling message for measuring the location of the electronic device is received from the third external electronic device .
6. The method of claim 5,
the processor
An electronic device for determining whether to maintain an activated state of a reception function of the first communication circuit for receiving the third polling message based on a transmission time of the third polling message included in the third polling message.
The method of claim 1,
the processor
configured to control a reception function of the first communication circuit based on a transmission time of the first polling message included in the first polling message and a transmission time of the second polling message included in the second polling message electronic device.
8. The method of claim 7,
the processor
after transmitting the first response message, inactivating a reception function of the first communication circuit;
The electronic device is configured to determine a time point for activating the reception function of the first communication circuit based on the earlier of a time at which the first polling message is transmitted and a time at which the second polling message is transmitted.
The method of claim 1,
the processor
checking whether a message requesting output of a notification is included in a polling message transmitted by the first external electronic device and/or the second external electronic device;
output the notification based on the information included in the message requesting output of the notification;
The message requesting the output of the notification is
An electronic device generated based on relative location information between the electronic device and the first external electronic device and/or relative location information between the electronic device and the second external electronic device.
A method of operating an electronic device, comprising:
receiving an advertising message requesting to measure the location of the electronic device from a first external electronic device and a second external electronic device;
activating a first communication circuit for performing first communication in response to the advertising message satisfying a specified condition;
receiving a first polling message for measuring the location of the electronic device from the first external electronic device;
checking whether a second polling message for measuring the location of the electronic device is received from the second external electronic device during a specified time from the reception time of the first polling message; and
In response to the reception of the second polling message, information for measuring a distance between the electronic device and the first external electronic device and information for measuring a distance between the electronic device and the second external electronic device are included. and broadcasting a first response message to
11. The method of claim 10,
The first response message is
A method of operating an electronic device including a response time corresponding to the first polling message and a response time corresponding to the second polling message.
11. The method of claim 10,
The method of operating the electronic device includes
In response to confirming that the second polling message is not received during the specified time from the reception time of the first polling message, information for measuring a distance between the electronic device and the first external electronic device transmitting a second response message; or
In response to receiving the second polling message after the specified time from the reception time of the first polling message, a third response message including information for measuring a distance between the electronic device and the second external electronic device The method of operating an electronic device further comprising the operation of transmitting.
13. The method of claim 12,
The second response message is
including a response time corresponding to the first polling message;
The third response message is
and a response time corresponding to the second polling message.
11. The method of claim 10,
The method of operating the electronic device includes
receiving an advertising message requesting to measure a location of the electronic device through the first communication transmitted from a third external electronic device; and
and maintaining a reception function of the first communication circuit in an activated state until a third polling message for measuring the location of the electronic device is received from the third external electronic device.
15. The method of claim 14,
The method of operating the electronic device includes
The method further comprising the operation of determining whether to maintain an activated state of a reception function of the first communication circuit for reception of the third polling message based on a transmission time of the third polling message included in the third polling message A method of operation of an electronic device.
11. The method of claim 10,
The method of operating the electronic device includes
Controlling a reception function of the first communication circuit based on a transmission time of the first polling message included in the first polling message and a transmission time of the second polling message included in the second polling message The method of operating an electronic device further comprising a.
17. The method of claim 16,
The method of operating the electronic device includes
deactivating a reception function of the first communication circuit after transmitting the first response message;
The method of operating an electronic device further comprising: determining when to activate a reception function of the first communication circuit based on the earlier of a transmission time of the first polling message and a transmission time of the second polling message .
11. The method of claim 10,
The method of operating the electronic device includes
checking whether a message requesting output of a notification is included in a polling message transmitted by the first external electronic device and/or the second external electronic device; and
Further comprising the operation of outputting the notification based on the information included in the message requesting output of the notification,
The message requesting the output of the notification is
An operating method of an electronic device generated based on relative location information between the electronic device and the first external electronic device and/or relative location information between the electronic device and the second external electronic device.
In an electronic device,
a first communication circuit for performing data transmission or reception through first communication using an ultra wide band (UWB) band;
a second communication circuit for performing data transmission or reception via a second communication different from the first communication; and
including a processor;
the processor
Broadcasting an advertising message requesting location measurement of an external electronic device through the second communication,
In response to receiving a response message corresponding to the advertising message from the external electronic device, activating the first communication circuit;
controlling the first communication circuit to transmit a polling message for measuring the location of the external electronic device;
confirming a relative position between the external electronic device and the electronic device based on the response message received through the second communication circuit;
An electronic device configured to transmit a polling message including a request message for requesting that the external electronic device output a notification in response to a relative position between the external electronic device and the electronic device satisfying a specified condition.
20. The method of claim 19,
the electronic device
Further comprising a sensor module,
the processor
an electronic device configured to activate the second communication circuit based on whether the information collected by the sensor module satisfies a specified condition related to the location of the electronic device and/or the external electronic device.

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